Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, letter
National Coal Board letter 'Message to South Wales Miners' inviting striking miners to return to work during the 1894-85 strike. Black typed on white paper.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.